List of top Plant Sciences Questions on Agricultural Institutions

Given below are two statements
Statement I: A phototrophic microorganism can derive all carbon requirements from the principal carbon source
Statement II: An auxotrophic microorganism requires one or more growth factors in addition to the principal carbon source
In light of the above statements, choose the most appropriate answer from the options given below

Given below are two statements, one is labelled as Assertion A and the other is labelled as Reason R
Assertion A : In lysogenic cycle the viral nucleic acid does not hamper the functions of host bacterium
Reason R : In lysogenic cycle the nucleic acid of phage gets incorporated into the host DNA and becomes a prophage, acting as a gene
In light of the above statements, choose the correct answer from the options given below

Given below are two statements
Statement I: Presence of objectionable weed seed reduces the physiological quality of a seed lot.
Statement II: Seeds of objectionable weed have same shape and size as the main crop seeds.
In light of the above statements, choose the most appropriate answer from the options given below

Match List I with List II:

Choose the correct answer from the options given below:

Transfer of a portion of DNA from one bacterium to another by a bacteriophage is called

Match List I with List II